X 2004 Chevrolet Express Passenger (dedicated CNG)

6.0 L, 8 cyl, Auto 4-spd, Natural Gas

EPA Fuel Economy

Combined: 12 MPG

City: 11 MPG

Highway: 15 MPG

X 1990 Oldsmobile Trofeo/Toronado

3.8 L, 6 cyl, Auto 4-spd, Regular Gasoline

EPA Fuel Economy

Combined: 19 MPG

City: 16 MPG

Highway: 24 MPG

X 2012 Lexus IS 250/IS 250C

2.5 L, 6 cyl, Auto (S6), Premium Gasoline

MSRP: $33,795 - $42,360

EPA Fuel Economy

Combined: 25 MPG

City: 21 MPG

Highway: 30 MPG